
<button class="custom-btn btn-1">Hello!</button>
<style>
/* From Uiverse.io by bandirevanth - Tags: button */
.custom-btn {
 width: 130px;
 height: 40px;
 color: #fff;
 border-radius: 5px;
 padding: 10px 25px;
 font-family: 'Lato', sans-serif;
 font-weight: 500;
 background: transparent;
 cursor: pointer;
 transition: all 0.3s ease;
 position: relative;
 display: inline-block;
 box-shadow: inset 2px 2px 2px 0px rgba(255,255,255,.5),
   7px 7px 20px 0px rgba(0,0,0,.1),
   4px 4px 5px 0px rgba(0,0,0,.1);
 outline: none;
}

.btn-1 {
 background: rgb(6,14,131);
 background: linear-gradient(0deg, rgba(6,14,131,1) 0%, rgba(12,25,180,1) 100%);
 border: none;
}

.btn-1:hover {
 background: rgb(0,3,255);
 background: linear-gradient(0deg, rgb(0, 17, 255) 0%, rgba(2,126,251,1) 100%);
}
</style>
